Poly(1,1,2,2-tetrafluoro-2-[(trifluoroethenyl)oxy]ethanesulfonyl fluoride-co-tetrafluoroethylene) ammonium salt (CAS No. 1126091-34-6) (provided for in subheading 3904.69.50)

Duty under this headingFree

As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗

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